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- Improved DFT-Based Channel Estimation for OFDM Systems with Null SubcarriersLiang Zhang, Zhihong Hong, Louis Thibault. vtc 2009: [doi]
- Improved Channel Estimation Based on Sorted GAIC for OFDM Systems in Sparse Multipath ChannelsBin Sheng, Pengcheng Zhu, Xiaohu You, Lan Chen. ieicet, 93-B(1):192-194, 2010. [doi]